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1; RUN: opt < %s -passes=debugify,dse -S | FileCheck %s2 3target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"4 5declare noalias ptr @malloc(i32)6 7declare void @test_f()8 9define ptr @test_salvage(i32 %arg) {10; Check that all four original local variables have their values preserved.11; CHECK-LABEL: @test_salvage(12; CHECK-NEXT: malloc13; CHECK-NEXT: #dbg_value(ptr %p, ![[p:.*]], !DIExpression(),14; CHECK-NEXT: #dbg_value(i32 %arg, ![[DEAD:.*]], !DIExpression(DW_OP_plus_uconst, 1, DW_OP_stack_value),15; CHECK-NEXT: call void @test_f()16; CHECK-NEXT: store i32 0, ptr %p17 18 %p = tail call ptr @malloc(i32 4)19 %DEAD = add i32 %arg, 120 store i32 %DEAD, ptr %p21 call void @test_f()22 store i32 0, ptr %p23 ret ptr %p24}25 26; CHECK: ![[p]] = !DILocalVariable(name: "1"27; CHECK: ![[DEAD]] = !DILocalVariable(name: "2"28